STK4028II Datasheet | SANYO

Ordering number : EN4548A Thick Film Hybrid IC STK4028 II AF Power Amplifier (Split Power Supply) (30 W min, THD = 0.4 %) Features - pact packaging supports slimmer set designs - Series designed for 20 up to 200 W and pin- patibility - Simpler heat sink design facilitates thermal design of slim stereo sets - The pulse noises associated with turning the power on and off have been reduced by the adoption of fixed current circuits - Supports addition of electronic circuits for thermal shutdown and load-short protection circuit as well as pop noise muting which occurs when the power supply switch is turned on and off Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Available time for load shorted Symbol VCC max θj-c Tj Tc Tstg t S- 1 Conditions VCC = ±27.5 V, RL = 8 Ω, f = 50 Hz, PO = 30 W Ratings ±42 2.1 150 125 - 30 to +125 2 Unit V °C/W °C °C °C s Remended Operating Conditions at Ta = 25°C Parameter Remended supply voltage Load resistance Symbol VCC RL Conditions Ratings ±27.5 8 Unit V Ω Operating Characteristics at Ta = 25°C, VCC = ±27.5 V, RL = 8 Ω, VG = 40 d B, Rg = 600 Ω, 100 k Hz LPF on, RL (noninductive) Parameter Symbol...